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-rw-r--r--thirdparty/opus/celt/modes.h75
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-/* Copyright (c) 2007-2008 CSIRO
- Copyright (c) 2007-2009 Xiph.Org Foundation
- Copyright (c) 2008 Gregory Maxwell
- Written by Jean-Marc Valin and Gregory Maxwell */
-/*
- Redistribution and use in source and binary forms, with or without
- modification, are permitted provided that the following conditions
- are met:
-
- - Redistributions of source code must retain the above copyright
- notice, this list of conditions and the following disclaimer.
-
- - Redistributions in binary form must reproduce the above copyright
- notice, this list of conditions and the following disclaimer in the
- documentation and/or other materials provided with the distribution.
-
- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
- OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
- LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
- NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-*/
-
-#ifndef MODES_H
-#define MODES_H
-
-#include "opus_types.h"
-#include "celt.h"
-#include "arch.h"
-#include "mdct.h"
-#include "entenc.h"
-#include "entdec.h"
-
-#define MAX_PERIOD 1024
-
-typedef struct {
- int size;
- const opus_int16 *index;
- const unsigned char *bits;
- const unsigned char *caps;
-} PulseCache;
-
-/** Mode definition (opaque)
- @brief Mode definition
- */
-struct OpusCustomMode {
- opus_int32 Fs;
- int overlap;
-
- int nbEBands;
- int effEBands;
- opus_val16 preemph[4];
- const opus_int16 *eBands; /**< Definition for each "pseudo-critical band" */
-
- int maxLM;
- int nbShortMdcts;
- int shortMdctSize;
-
- int nbAllocVectors; /**< Number of lines in the matrix below */
- const unsigned char *allocVectors; /**< Number of bits in each band for several rates */
- const opus_int16 *logN;
-
- const opus_val16 *window;
- mdct_lookup mdct;
- PulseCache cache;
-};
-
-
-#endif